Portable lamp



FIG. 1 is a front view of the portable lamp showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view, the left side view being a mirror image thereof;

FIG. 6 is a sectional view taken on line A—A of FIG. 1;

FIG. 7 is a perspective view;

FIG. 8 is a reference perspective view, wherein the portable lamp is hung on a hook; and,

FIG. 9 is a reference perspective view, wherein the portable lamp is held by hand.

FIGS. 8 and 9 are for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a portable lamp, as shown and described. 